Объяснение:
Mr(ZnSO3) = 65 + 32 + 16*3 =145
W(Zn) = Ar(Zn) *n / Mr(ZnSO3) *100% = 65*1 / 145 *100% =45%
W(S) = Ar(S) *n / Mr(ZnSO3) *100% = 32*1 / 145 *100% =22%
W(O) = Ar(O) *n / Mr(ZnSO3) *100% = 16*3 / 145 *100% = 33%
Объяснение:
Mr(ZnSO3) = 65 + 32 + 16*3 =145
W(Zn) = Ar(Zn) *n / Mr(ZnSO3) *100% = 65*1 / 145 *100% =45%
W(S) = Ar(S) *n / Mr(ZnSO3) *100% = 32*1 / 145 *100% =22%
W(O) = Ar(O) *n / Mr(ZnSO3) *100% = 16*3 / 145 *100% = 33%